MECO Black Light, 9 UV LED 385~400nm Ultra Violet Blacklight Flash light Torch, Black UV flashlight material: high quality aluminum alloy. WL(wave length): 385~400nm Powered by: 3 x AAA batteries (NOT INCLUDED) Body Color: Blue, Red, Rose Red, Silver, Black Dimensions(L x Head Dia. x Body Dia.): 3.62 x 1.06 x 0.98 inch /9.2 x 2.7 x 2.5cm